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Patent:US2841330


Patent:US 2841330
Title:Magnetic-Clutch Integrator
Date:01.07.1958
Place:
Country:USA
Person:N. Brewer et al
Company:
Internal Links:Planimeter
Keywords:
Link to the patent office:
(without guarantee)
 US2841330 (espacenet),  US2841330 (uspto)


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Aus der Patentschrift US2841330